NETZSCH-Beads®

ZetaBeads®

Yttrium-stabilized zirconium oxide grinding beads (Standard quality)

ZetaBeads®® are spherical, yttrium-stabilized zirconium oxide grinding beads of a high density and hardness. In contrast to ZetaBeads®®Plus and ZetaBeads®®Nano their surface is not polished. ZetaBeads®® are low-wear grinding beads that are used for the iron-free production of highquality products.

Available standard qualities

TypeFraction [mm]
ZetaBeads®® 0.20.2 - 0.3
ZetaBeads®® 0.30.3 - 0.4
ZetaBeads®® 0.40.4 - 0.5
ZetaBeads®® 0.50.5 - 0.6
ZetaBeads®® 0.60.6 - 0.7
ZetaBeads®® 0.80.7 - 0.9
ZetaBeads®® 1.00.9 - 1.2
ZetaBeads®® 1.31.2 - 1.5
ZetaBeads®® 1.71.5 - 2.0
ZetaBeads®® 2.22.0 - 2.5
ZetaBeads®® 3.02.6 - 3.3

Chemical composition

about (in weight %) 
ZrO2 + HfO294
Y2O35
Others< 1

Mechanical properties

  
Densitiy6.0 kg/l
Bulk density3.6 kg/l
Young modulus> 200 GPa
Vickers hardness> 1100 HV

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